the party convention will be summarizing the past ten years under president hu jintao. in the elaborate building you see behind me, the communist party is holding a retrospective exhibition. more than 2,000 photos and documents are on display. the pictures and words stress how president hu and his government struggled to make china better during the last decade of rapid economic growth. >> james, during the last decade, china has changed socially. people spread information through the internet, they question authority and complain about corruption. how would you describe the climate now that the congress is under way? >> reporter: gene, there's a feeling of tension here of authorities being on heightened alert. government officials are always on edge before, during, and after the congress. their number-one priority is to make sure the meeting goes off without a hitch. they want no trouble, no disruptions, nothing to take away from this important political transition. and so, they shut things down or beef up security to keep it all running smoothly. the congress opened t